/Engine/Source/Runtime/GeometryFramework/Public/UDynamicMesh.h
Apply EditFunc to the internal mesh. This will broadcast PreMeshChangedEvent, then call EditFunc(), then broadcast MeshChangedEvent and MeshModifiedBPEvent
void EditMesh ( [TFunctionRef](API\Runtime\Core\GenericPlatform\TFunctionRef)< void([UE::Geometry::FDynamicMesh3](API\Runtime\GeometryCore\DynamicMesh\FDynamicMesh3) &)> EditFunc, EDynamicMeshChangeType ChangeType, EDynamicMeshAttributeChangeFlags ChangeFlags, bool bDeferChangeEvents )